code: def _read_data_file(args):
      input_data = pd.read_csv(
          args.INPUT_FILE,
          sep=args.INPUT_SEPARATOR,
          dtype=np.float64,
      )
  
      if args.TARGET_NAME not in input_data.columns.values:
          raise ValueError(
              "The provided data file does not seem to have a target column. "
              "Please make sure to specify the target column using the -target "
              "parameter."
          )
  
      return input_data
  
file_path: tpot/tpot/driver.py
imports: import numpy
  import pandas
  import argparse
  from sklearn.model_selection import train_test_split
  import sys
  import os
  from importlib import import_module
  from .tpot import TPOTClassifier, TPOTRegressor
  from ._version import __version__
label_desc: Use image node_id 6 for calling a global function with example usage: _read_data_file(args) and returns: input_data